/Engine/Source/Runtime/UMG/Public/Blueprint/WidgetBlueprintLibrary.h
Gets the amount of padding that needs to be added when accounting for the safe zone on TVs.
static void GetSafeZonePadding ( [UObject](API\Runtime\CoreUObject\UObject\UObject) * WorldContextObject, FVector4 & SafePadding, FVector2D & SafePaddingScale, FVector4 & SpillOverPadding )